CVE-2026-66570

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability…

Risk score: 48/100
CVSS: 7.1 v3.1
Published: 1 Nov 2026

Open in the live forecast Today's forecast

What to know

What it is: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nickboss WordPress File Upload wp-file-upload allows Stored XSS.This issue affects WordPress File Upload: from n/a through 5.2.1.
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 7.1 high
Remotely exploitable without logging in

References

https://patchstack.com/database/wordpress/plugin/wp-file-upload/vulnerability/wordpress-wordpress-file-upload-plugin-5-2-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Original description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nickboss WordPress File Upload wp-file-upload allows Stored XSS.This issue affects WordPress File Upload: from n/a through 5.2.1.

Last activity 1 Nov 2026. Patch Forecast updates every hour.